Alligator thomsoni

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Alligator thomsoni
Temporal range:
Ma
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Reptilia
Clade: Archosauromorpha
Clade: Archosauriformes
Order: Crocodilia
Family: Alligatoridae
Genus: Alligator
Species:
A. thomsoni
Binomial name
Alligator thomsoni
Mook, 1923

Alligator thomsoni is an extinct species of alligator that existed during the Early Miocene period. Their range was principally in what is now known as Nebraska, United States.[1][2]

Classification

Alligator thomsoni is a member of the subfamily Alligatorinae, within the larger family Alligatoridae. It is closely related to the living American alligator, as shown in the cladogram below:[3][4]

Alligatoridae

Caimaninae

Alligatorinae

Ceratosuchus burdoshi

Hassiacosuchus haupti

Navajosuchus mooki

Wannaganosuchus brachymanus

Arambourgia gaudryi

Allognathosuchus polyodon

Allognathosuchus wartheni

Procaimanoidea kayi

Alligator

Alligator prenasalis

Alligator mcgrewi

Alligator olseni

Alligator sinensis Chinese alligator

Alligator thomsoni

Alligator mefferdi

Alligator mississippiensis American alligator

Measurements

The

estimated body mass 67.8 kg.[1]

References

  1. ^ a b “Alligator Thomsoni Mook 1923 (Alligator).” Fossilworks, Fossilworks.
  2. ^ “Alligator Thomsoni Mook, 1923.” GBIF, www.gbif.org/species/4967707.
  3. S2CID 83972694
    .
  4. .